Donald Tilleman was Mayor of Green Bay, Wisconsin.
Tilleman was born on February 23, 1919. He married Jane Steele of Reno, Nevada in 1940. They would have seven children. Tilleman died on November 27, 1972 from myocardial infarction in New York City while on city business. He is buried in Allouez, Wisconsin.
Tilleman unsuccessfully ran for alderman before being elected in 1951. In 1963, he lost to Roman Denissen for Mayor. Two years later, he defeated Denissen and served as Mayor until his death.